查询词典 sampling

Probability ratio sequential test：机率比值逐次试验

Probability proportional sampling 机率比例抽样 | Probability ratio sequential test 机率比值逐次试验 | Probability sampling 机率样本

stratified simple random sampling：分层简单随机抽样

stratified sampling 分层抽样 | stratified simple random sampling 分层简单随机抽样 | stratum 层

precision of simple random sampling：简单随机抽样精密度

precision of sampling 抽样精密度 | precision of simple random sampling 简单随机抽样精密度 | precocious 早熟的

simple sampling：简单抽样

simple reflex 简单反射 | simple sampling 简单抽样 | simple sampling inspection plan 简单抽样检查方法

simple sampling without replacement：简单不重复抽样

simple sampling inspection plan 简单抽样检查方法 | simple sampling without replacement 简单不重复抽样 | simple schizophrenia 单纯型精神分裂症

stratified sample：分层样本

Stratified random sampling 分层随机抽样 | Stratified sample 分层样本 | Stratified sampling 分层抽样

Stratified random sample：分层随机样本

Stratified purposive sampling 分层立意样本 | Stratified random sample 分层随机样本 | Stratified random sampling 分层随机抽样

stratified purposive sample：分层立意样本

分层一段抽样 stratified one stage sampling | 分层立意样本 stratified purposive sample | 分层立意抽样 stratified purposive sampling

stratified sampling method：分层抽样法

stratified sampling 分层抽样 | stratified sampling method 分层抽样法 | stratigraphic soil type 层状土壤型

Systematic sampling：系统采样

2、采样(Sampling)和系统采样(Systematic sampling):采样指基于手术前影像学或手术中发现,切取几个有代表性的纵隔淋巴结;系统采样指根据原发肿瘤特点切除预先选定的几战区域淋巴结

antixerophthalmic factor：抗干眼因子

抗维生素 antivitamin | 抗干眼因子 antixerophthalmic factor | 抗干眼维生素 antixerophthalmic vitamin

January January：是一月, 一月January有新年

January, January是一月, 一月January有新年; | February, February是二月, 二月February有春节; | March , March是三月, 三月March 妇女节;